A105491 - cp's OEIS frontend

A105491 Number of partitions of {1...n} containing 5 detached pairs of consecutive integers, i.e., partitions in which only 1- or 2-strings of consecutive integers can appear in a block and there are exactly five 2-strings.

n	a(n)
10	15
11	312
12	4263
13	49112
14	521640
15	5329044
16	53580450
17	537427440
18	5422899339
19	55344162874
20	573270663966
21	6040762924560
22	64851119605636
23	709986204480672
24	7931189102016852
25	90430835147203728
26	1052534895931584828

[15, 312, 4263, 49112, 521640, 5329044, 53580450, 537427440, 5422899339, 55344162874, 573270663966, 6040762924560, 64851119605636, 709986204480672, 7931189102016852, 90430835147203728, 1052534895931584828]

cp's OEIS Frontend

A105491 Number of partitions of {1...n} containing 5 detached pairs of consecutive integers, i.e., partitions in which only 1- or 2-strings of consecutive integers can appear in a block and there are exactly five 2-strings.

Table of values

List of values