A087807 Prime factors of solutions to 24^n == 1 (mod n).

23, 47, 14759, 49727, 124799, 304751, 497261, 609503, 1828507, 2685259, 10741037, 12872687, 13877879, 23462213, 23652649, 27755759, 29134267, 31908959, 53753807, 65205263, 132771091, 218148653, 341965703, 551361983, 734951759

Offset: 1

Author

Thomas Baruchel, Oct 14 2003

Keywords

• hard
• nonn

Comments

Primes that divide at least one term of A014960.

Prime p is in this sequence iff the multiplicative order of 24 modulo p is the product of smaller terms of this sequence. - Max Alekseyev, May 26 2010

Examples

			A014960(12) = 2870377 = 23 * 124799
		

Crossrefs

Cf. A014960, A057719, A171980, A134360, A136372, A136373, A129729, A066364.

Extensions

Corrected and extended by Max Alekseyev, May 26 2010

Edited by Max Alekseyev, Nov 16 2019