A214387 - cp's OEIS frontend

A214387 Number of 5 X 5 X 5 triangular 0..n arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and no element equal to its horizontal neighbors.

n	a(n)
1	32
2	11700
3	445024
4	6981540
5	65905056
6	444106514
7	2347567992
8	10319444960
9	39220393240
10	132463100966
11	405642373936
12	1143607220512
13	3003599167616
14	7418663549468
15	17363308642608
16	38750311281936
17	82891561168528

[32, 11700, 445024, 6981540, 65905056, 444106514, 2347567992, 10319444960, 39220393240, 132463100966, 405642373936, 1143607220512, 3003599167616, 7418663549468, 17363308642608, 38750311281936, 82891561168528]

cp's OEIS Frontend

A214387 Number of 5 X 5 X 5 triangular 0..n arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and no element equal to its horizontal neighbors.

Table of values

List of values