A215836 - cp's OEIS frontend

A215836 Sixth derivative of f_n at x=1, where f_n is the n-th of all functions that are representable as x^x^...^x with m>=1 x's and parentheses inserted in all possible ways.

n	a(n)
1	0
2	54
3	1188
4	954
5	8322
6	4908
7	5034
8	2934
9	31776
10	17742
11	10428
12	13968
13	8688
14	15174
15	8814
16	6714
17	4374
18	87990
19	50496
20	29682
21	35382
22	24042
23	22008
24	14928
25	31968
26	20268
27	14988
28	10848
29	34974
30	21474
31	13314
32	15114
33	10974
34	13014
35	8874
36	6534
37	5094
38	200244
39	120330
40	72456

[0, 54, 1188, 954, 8322, 4908, 5034, 2934, 31776, 17742, 10428, 13968, 8688, 15174, 8814, 6714, 4374, 87990, 50496, 29682, 35382, 24042, 22008, 14928, 31968, 20268, 14988, 10848, 34974, 21474, 13314, 15114, 10974, 13014, 8874, 6534, 5094, 200244, 120330, 72456]

cp's OEIS Frontend

A215836 Sixth derivative of f_n at x=1, where f_n is the n-th of all functions that are representable as x^x^...^x with m>=1 x's and parentheses inserted in all possible ways.

Table of values

List of values