A235774 - cp's OEIS frontend

A235774 Let b(k) = A164555(k)/A027642(k), the sequence of "original" Bernoulli numbers with -1 instead of A164555(0)=1; then a(n) = numerator of the n-th term of the binomial transform of the b(k) sequence.

n	a(n)
0	-1
1	-1
2	1
3	1
4	59
5	3
6	169
7	5
8	179
9	7
10	533
11	9
12	26609
13	11
14	79
15	13
16	3523
17	15
18	56635
19	17
20	-168671
21	19
22	857273
23	21
24	-236304031
25	23
26	8553247
27	25
28	-23749438409
29	27
30	8615841677021
31	29
32	-7709321025917
33	31
34	2577687858559
35	33
36	-26315271552988224913

[-1, -1, 1, 1, 59, 3, 169, 5, 179, 7, 533, 9, 26609, 11, 79, 13, 3523, 15, 56635, 17, -168671, 19, 857273, 21, -236304031, 23, 8553247, 25, -23749438409, 27, 8615841677021, 29, -7709321025917, 31, 2577687858559, 33, -26315271552988224913]

cp's OEIS Frontend

A235774 Let b(k) = A164555(k)/A027642(k), the sequence of "original" Bernoulli numbers with -1 instead of A164555(0)=1; then a(n) = numerator of the n-th term of the binomial transform of the b(k) sequence.

Table of values

List of values