A346385 - cp's OEIS frontend

A346385 a(n) = f(n,n) where f(0,n) = f(n,0) = n^n and f(m,n) = f(m-1,n) + f(m,n-1) + f(m-1,n-1).

n	a(n)
0	1
1	3
2	19
3	151
4	1439
5	16651
6	234651
7	3966271
8	78504063
9	1778555587
10	45302809003
11	1279960719335
12	39697452556959
13	1340332692660027
14	48929424425580219
15	1920103548827941263
16	80597817202971009535
17	3603262730476776975731
18	170923354522784683176267

[1, 3, 19, 151, 1439, 16651, 234651, 3966271, 78504063, 1778555587, 45302809003, 1279960719335, 39697452556959, 1340332692660027, 48929424425580219, 1920103548827941263, 80597817202971009535, 3603262730476776975731, 170923354522784683176267]

cp's OEIS Frontend

A346385 a(n) = f(n,n) where f(0,n) = f(n,0) = n^n and f(m,n) = f(m-1,n) + f(m,n-1) + f(m-1,n-1).

Table of values

List of values