A132931 Concatenation of first n Mersenne primes.

3, 37, 3731, 3731127, 37311278191, 37311278191131071, 37311278191131071524287, 373112781911310715242872147483647, 3731127819113107152428721474836472305843009213693951

Offset

1,1

Links

Table of n, a(n) for n=1..9.

C. K. Caldwell, Mersenne Primes.

Omar E. Pol, Determinacion geometrica de los numeros primos y perfectos.

Mathematica

Module[{nn=15, mp}, mp=2^MersennePrimeExponent[Range[nn]]-1; Table[FromDigits[Flatten[ IntegerDigits/@Take[mp, n]]], {n, nn}]] (* Harvey P. Dale, Aug 25 2023 *)

Crossrefs

Mersenne primes: A000668. Cf. A007908, A019518, A059996, A078795, A089933.

Sequence in context: A220628 A261594 A351759 * A172029 A120480 A088098

Adjacent sequences: A132928 A132929 A132930 * A132932 A132933 A132934

Keyword

easy,nonn,base

Author

Omar E. Pol, Sep 05 2007

Status

approved