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A126227 Mersenne prime A000668(n+1) mod A000668(n). 0
1, 3, 3, 63, 15, 3, 4095, 1073741823, 268435455, 262143, 1048575, 8191, 77371252455336267181195263, 36893488147419103231 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The next term is too large to include.

LINKS

Table of n, a(n) for n=1..14.

PROG

(PARI) mers(p) = 2^p-1;

lista() = {ve = [2, 3, 5, 7, 13, 17, 19, 31, 61, 89, 107, 127, 521, 607, 1279]; for (i=2, 15, print1(mers(ve[i]) % mers(ve[i-1]), ", "); ); } \\ Michel Marcus, Nov 02 2013

CROSSREFS

Cf. A000043.

Sequence in context: A332786 A102065 A102074 * A333827 A213137 A260076

Adjacent sequences:  A126224 A126225 A126226 * A126228 A126229 A126230

KEYWORD

nonn

AUTHOR

Artur Jasinski, Dec 21 2006

EXTENSIONS

Definition corrected and a(14) from Michel Marcus, Nov 02 2013

STATUS

approved

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Last modified September 20 07:46 EDT 2020. Contains 337264 sequences. (Running on oeis4.)