Hi Serg,
Thank you !
+---+---+---+ +---+---+---+
|...|...|...| |...|...|..9|
|...|...|...| |...|...|..6|
|...|...|...| |...|...|..5|
+---+---+---+ +---+---+---+
|...|...|698| |...|...|698|
|...|...|371| |...|...|371|
|...|...|542| |...|...|542|
+---+---+---+ +---+---+---+
|385|761|924| |385|761|924|
|712|945|863| |712|945|863|
|964|823|157| |964|823|157|
+---+---+---+ +---+---+---+ 82180 sols
........9........6........5......698......371......542385761924712945863964823157 ## 82180 sol #0001
........9........6........5......968......374......512372865491641923857985714623 ## 83048 sol #0002
........
........1........3........4......315......982......476561749238327568149498213567 ## 94436 sol #200x
........
........9........3........5......978......452......631371948526542361897968572314 ## 141016 sol #5679
........9........6........4......891......362......475394862517572391648861547923 ## 148536 sol #5680
1.....6.....8..............6.....315......982......476561749238327568149498213567 blue's puzzle
185472693234896751976135824642987315713654982859321476561749238327568149498213567 solutiom grid
........1........3........4......315......982......476561749238327568149498213567 4-corner with 94436 sol
185472693234896751976135824642987...713654...859321.............................. inverse "5-corner" which solves with 4 clues
185472693234896751976135824642987...713654...859321...3........4........5........ 222 [x6] all different solutions of this
+---+---+---+
|...|...|...|
|...|...|...|
|...|...|...|
+---+---+---+
|...|...|123|
|...|...|456|
|...|...|789|
+---+---+---+
|...|617|548|
|...|328|917|
|...|954|362|
+---+---+---+ Exanple of 3-corner - 56675 ED possibilities
Boxes ED combinations classes Acceptable label
B1 1 Box
B12 43 2 classes [minirow repeat] BoxPair
B123 416 44 classes/gangsters Band/Chute
B124 56675 ? classes 3-corner
B1234 ? 2,032,889 ? 7392 classes with 5680 diff sol counts 4-corner
B12345 ? ~ 100,000,000 ? 7392 classes with ? diff sol counts 5-corner
B123456 983,959,110 44 classes DoubleBand
B1234567 ~ 45,000,000,000 43 classes
B12345678 ~ 45,000,000,000
B123456789 5,472,730,538 416 classes by minimum band Solution Grid
B15 124 15 classes [5x5] 2-Diagonal Box
B159 237,083 3-Diagonal Box
B1245 5,699,915 2865 classes 4-Square
B12459 4-Squareplusbox
B12347 18,296,007 2865 classes CrossingBand
B124 56,676 7869 classes 3-corner
B1234 2,032,854 8923 classes with 5704 diff sol counts 4-corner
B12345 737,910,756 8923 classes with 139 diff sol counts 5-corner
B1234567 60,335,485,357
B12345678 49,252,605,137
3-corner .. hmmm ...I'm still one short ! and would be interested how you classed them too