A077753 - cp's OEIS frontend

A077753 a(1) = 1, a(2) = 2, a(2n) = a(2n-1)*a(2n-2), a(2n+1)= a(2n-1) + a(2n).

n	a(n)
1	1
2	2
3	3
4	6
5	9
6	54
7	63
8	3402
9	3465
10	11787930
11	11791395
12	138996138862350
13	138996150653745
14	19319928257600060753067000750
15	19319928257600199749217654495
16	373259627878816004843210480238884928715510929499405871250

[1, 2, 3, 6, 9, 54, 63, 3402, 3465, 11787930, 11791395, 138996138862350, 138996150653745, 19319928257600060753067000750, 19319928257600199749217654495, 373259627878816004843210480238884928715510929499405871250]

cp's OEIS Frontend

A077753 a(1) = 1, a(2) = 2, a(2n) = a(2n-1)*a(2n-2), a(2n+1)= a(2n-1) + a(2n).

Table of values

List of values