A140163 - cp's OEIS frontend

A140163 a(1)=1, a(n) = a(n-1) + n^5 if n odd, a(n) = a(n-1) + n if n is even.

n	a(n)
1	1
2	3
3	246
4	250
5	3375
6	3381
7	20188
8	20196
9	79245
10	79255
11	240306
12	240318
13	611611
14	611625
15	1371000
16	1371016
17	2790873
18	2790891
19	5266990
20	5267010
21	9351111
22	9351133
23	15787476
24	15787500
25	25553125
26	25553151
27	39902058
28	39902086
29	60413235

[1, 3, 246, 250, 3375, 3381, 20188, 20196, 79245, 79255, 240306, 240318, 611611, 611625, 1371000, 1371016, 2790873, 2790891, 5266990, 5267010, 9351111, 9351133, 15787476, 15787500, 25553125, 25553151, 39902058, 39902086, 60413235]

cp's OEIS Frontend

A140163 a(1)=1, a(n) = a(n-1) + n^5 if n odd, a(n) = a(n-1) + n if n is even.

Table of values

List of values