A361117 a(n) is the least k such that A360519(k) is divisible by the n-th prime number.

2, 2, 3, 4, 8, 17, 24, 32, 40, 48, 50, 54, 58, 69, 73, 104, 120, 122, 126, 137, 141, 160, 164, 176, 200, 202, 206, 208, 210, 229, 252, 260, 276, 280, 304, 308, 312, 332, 336, 344, 361, 376, 388, 392, 400, 404, 428, 452, 468, 472, 480, 496, 500, 508, 520, 532

Offset: 1

Author

Scott R. Shannon, Rémy Sigrist and N. J. A. Sloane, Mar 03 2023

Keywords

• nonn

Examples

			The first terms of A360519 alongside their prime factors and the corresponding terms of this sequence are:
  n  A360519(n)  Primes  Terms
  -  ----------  ------  --------------
  1           1  None
  2           6  2, 3    a(1)=2, a(2)=2
  3          10  2, 5    a(3)=3
  4          35  5, 7    a(4)=4
  5          21  3, 7
  6          12  2, 3
  7          20  2, 5
  8          55  5, 11   a(5)=8
		

Links

• Rémy Sigrist, Table of n, a(n) for n = 1..10000
• Rémy Sigrist, PARI program

Crossrefs

Cf. A360519.

Programs

PARI

See Links section.

Formula

a(n) <= a(n+1).