id:A154081 - OEIS Search Results

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Number of planar triangular n X n X n nonnegative integer grids with mirror symmetry about one altitude with every similarly oriented 5 X 5 X 5 subtriangle summing to 10.

+0
1

2772, 12494, 23493, 40947, 41096, 46487, 43627, 32038, 17016, 8815, 3707, 2835, 1541, 2032, 1008, 876, 876, 832, 788, 744, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696, 696 (list; graph; listen)

	OFFSET	`5,1`
	COMMENT	`Value 696 starts at n=25 and continues through at least n=52.`
	CROSSREFS	`Sequence in context: A043665 A046332 A046380 this_sequence A099691 A119377 A014895` `Adjacent sequences: A154078 A154079 A154080 this_sequence A154082 A154083 A154084`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net) Jan 04 2009`

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Last modified December 19 21:04 EST 2009. Contains 171054 sequences.

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