A173475 - cp's OEIS frontend

A173475 Triangle T(n, k) = c(n)/(c(k)*c(n-k)) where c(n) = Product_{j=0..n} A051179(j), read by rows.

n	a(n)
0	1
1	1
2	1
3	1
4	5
5	1
6	1
7	85
8	85
9	1
10	1
11	21845
12	371365
13	21845
14	1
15	1
16	1431655765
17	6254904037285
18	6254904037285
19	1431655765
20	1
21	1
22	6148914691236517205
23	1760625833240390967011987365
24	452480839142780478522080752805
25	1760625833240390967011987365
26	6148914691236517205
27	1

[1, 1, 1, 1, 5, 1, 1, 85, 85, 1, 1, 21845, 371365, 21845, 1, 1, 1431655765, 6254904037285, 6254904037285, 1431655765, 1, 1, 6148914691236517205, 1760625833240390967011987365, 452480839142780478522080752805, 1760625833240390967011987365, 6148914691236517205, 1]

cp's OEIS Frontend

A173475 Triangle T(n, k) = c(n)/(c(k)*c(n-k)) where c(n) = Product_{j=0..n} A051179(j), read by rows.

Table of values

List of values