A386768 - cp's OEIS frontend

A386768 a(n) = Sum_{k=0..n} 5^k * 2^(n-k) * binomial(3*n+k-1,k).

n	a(n)
0	1
1	17
2	589
3	23063
4	952421
5	40527732
6	1758058219
7	77293019898
8	3431959098741
9	153547092814172
10	6911193017626324
11	312596792782451183
12	14196172772254858211
13	646897139198653660412
14	29563753017571135649154
15	1354477988702509748029668
16	62191803671962046948722581

[1, 17, 589, 23063, 952421, 40527732, 1758058219, 77293019898, 3431959098741, 153547092814172, 6911193017626324, 312596792782451183, 14196172772254858211, 646897139198653660412, 29563753017571135649154, 1354477988702509748029668, 62191803671962046948722581]

cp's OEIS Frontend

A386768 a(n) = Sum_{k=0..n} 5^k * 2^(n-k) * binomial(3*n+k-1,k).

Table of values

List of values