id:A154078 - 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 4 X 4 X 4 subtriangle summing to 10.

+0
1

378, 3930, 3121, 12164, 6241, 21168, 6550, 13276, 3181, 6207, 1260, 3165, 1024, 3226, 983, 2793, 935, 3076, 935, 2781, 935, 3076, 935, 2781, 935, 3076, 935, 2781, 935, 3076, 935, 2781, 935, 3076, 935, 2781, 935, 3076, 935, 2781, 935, 3076, 935, 2781, 935, 3076 (list; graph; listen)

	OFFSET	`4,1`
	COMMENT	`Pattern 935 3076 935 2781 starts at n=20 and continues through at least n=52.`
	CROSSREFS	`Sequence in context: A157116 A071624 A058041 this_sequence A047632 A033699 A108385` `Adjacent sequences: A154075 A154076 A154077 this_sequence A154079 A154080 A154081`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net) Jan 04 2009`

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

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