A113656 Digits of successive exponents of Mersenne primes (see A000043).

2, 3, 5, 7, 1, 3, 1, 7, 1, 9, 3, 1, 6, 1, 8, 9, 1, 0, 7, 1, 2, 7, 5, 2, 1, 6, 0, 7, 1, 2, 7, 9, 2, 2, 0, 3, 2, 2, 8, 1, 3, 2, 1, 7, 4, 2, 5, 3, 4, 4, 2, 3, 9, 6, 8, 9, 9, 9, 4, 1, 1, 1, 2, 1, 3, 1, 9, 9, 3, 7, 2, 1, 7, 0, 1, 2, 3, 2, 0, 9, 4, 4, 4, 9, 7, 8, 6, 2, 4, 3, 1, 1, 0, 5, 0, 3, 1, 3, 2

Offset: 1

Author

N. J. A. Sloane, following a suggestion of Bill McEachen, Jan 18 2006

Keywords

• nonn
• base

Links

• Amiram Eldar, Table of n, a(n) for n = 1..235 (terms 1..187 from Bill McEachen, terms 188..227 from Gord Palameta)

Crossrefs

Cf. A000043.

Programs

Mathematica

Flatten[IntegerDigits/@MersennePrimeExponent[Range[30]]] (* Harvey P. Dale, Aug 05 2021 *)