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A154091 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 14. 0
15444, 106446, 294845, 765100, 1132408, 1998601, 2586773, 2366585, 1788843, 1141243, 542455 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,1

LINKS

Table of n, a(n) for n=5..15.

CROSSREFS

Sequence in context: A345841 A054840 A210058 * A246912 A035920 A342310

Adjacent sequences:  A154088 A154089 A154090 * A154092 A154093 A154094

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 04 2009

STATUS

approved

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Last modified September 25 12:38 EDT 2021. Contains 347654 sequences. (Running on oeis4.)