A381901 - cp's OEIS frontend

A381901 Partition the natural numbers by letting a(1)=1 (denoting the set {1}) and for n>1 define a(n) to be the least integer such that the product of the set of integers {a(n-1)+1,...,a(n)} is an integer multiple of the previous partition's product.

n	a(n)
1	1
2	2
3	4
4	8
5	14
6	26
7	46
8	86
9	166
10	326
11	634
12	1262
13	2518
14	5006
15	10006
16	19946
17	39874
18	79738
19	159398
20	318778
21	637502
22	1274998
23	2549978
24	5099902
25	10199786
26	20399534
27	40799062
28	81598082
29	163196134
30	326392258
31	652784498
32	1305568942
33	2611137838
34	5222275634
35	10444551254

[1, 2, 4, 8, 14, 26, 46, 86, 166, 326, 634, 1262, 2518, 5006, 10006, 19946, 39874, 79738, 159398, 318778, 637502, 1274998, 2549978, 5099902, 10199786, 20399534, 40799062, 81598082, 163196134, 326392258, 652784498, 1305568942, 2611137838, 5222275634, 10444551254]

cp's OEIS Frontend

A381901 Partition the natural numbers by letting a(1)=1 (denoting the set {1}) and for n>1 define a(n) to be the least integer such that the product of the set of integers {a(n-1)+1,...,a(n)} is an integer multiple of the previous partition's product.

Table of values

List of values