A154065 Number of planar triangular n X n X n nonnegative integer grids with every similarly oriented 5 X 5 X 5 subtriangle summing to 7.

116280, 1497248, 7880841, 20237562, 33453425, 43792765

Offset

5,1

Links

Table of n, a(n) for n=5..10.

Crossrefs

Sequence in context: A273660 A254565 A237479 * A206471 A172783 A252886

Adjacent sequences: A154062 A154063 A154064 * A154066 A154067 A154068

Keyword

nonn

Author

R. H. Hardin, Jan 04 2009

Status

approved