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

A154053

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

Terms

    a(0) =11628a(1) =79753a(2) =235290a(3) =356994a(4) =326326a(5) =194107a(6) =148269a(7) =45493a(8) =15037a(9) =5541a(10) =2529a(11) =2511a(12) =2511a(13) =2511a(14) =2511a(15) =2511a(16) =2511a(17) =2511a(18) =2511a(19) =2511a(20) =2511a(21) =2511a(22) =2511a(23) =2511a(24) =2511a(25) =2511a(26) =2511a(27) =2511a(28) =2511a(29) =2511

External references