A078154 Primes of the form A004154(k) + 1.

2, 3, 7, 13, 73, 871782913, 1307674369, 62044840173323943937, 33078854415193864122595302822125378214568325182093497117061192683541123570097156545925087233

Offset: 1

Author

Cino Hilliard, Dec 23 2002

Keywords

• nonn
• base

Comments

More precisely, scan A004154, add 1 and record the answer if it is a prime. The sequence may not be monotonic.

The next term is too large to include.

Links

• Amiram Eldar, Table of n, a(n) for n = 1..12

Crossrefs

Cf. A004154, A078203, A078190, A078305.

Programs

Magma

[a: n in [1..100] | IsPrime(a) where a is Factorial(n) div 10^Valuation(Factorial(n), 5)+1]; // Vincenzo Librandi, Jun 03 2016

Extensions

More terms from Joshua Zucker, Jan 11 2006