A355129 - cp's OEIS frontend

A355129 a(n) is the number of integer sequences b(0..n) of length n+1, with 0 <= b(k) <= k! and monotonic b(k) <= b(k+1).

n	a(n)
0	2
1	3
2	7
3	40
4	856
5	91821
6	60080136
7	279276911843
8	10503211888973754
9	3585680755683196123365
10	12323227994417456429490342865
11	468378989392773003347310901356953089
12	214565221409985003242070442557341938941878313
13	1282499669290042152350268651085002913530161723080398635

[2, 3, 7, 40, 856, 91821, 60080136, 279276911843, 10503211888973754, 3585680755683196123365, 12323227994417456429490342865, 468378989392773003347310901356953089, 214565221409985003242070442557341938941878313, 1282499669290042152350268651085002913530161723080398635]

cp's OEIS Frontend

A355129 a(n) is the number of integer sequences b(0..n) of length n+1, with 0 <= b(k) <= k! and monotonic b(k) <= b(k+1).

Table of values

List of values