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A061591 a(n) = 2^x, where x = p*(p-1)/2 and p is the n-th prime. 1
2, 8, 1024, 2097152, 36028797018963968, 302231454903657293676544, 87112285931760246646623899502532662132736, 2993155353253689176481146537402947624255349848014848 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
PROG
(PARI) { n=0; forprime (p=2, prime(22), write("b061591.txt", n++, " ", 2^(p*(p - 1)/2)) ) } \\ Harry J. Smith, Jul 25 2009
CROSSREFS
Cf. A007955, A006308. The exponents x are in A008837.
Sequence in context: A004491 A132573 A322142 * A103085 A084148 A014115
KEYWORD
nonn
AUTHOR
Labos Elemer, May 22 2001
EXTENSIONS
Offset changed from 2 to 1 by Harry J. Smith, Jul 25 2009
STATUS
approved

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Last modified April 25 06:14 EDT 2024. Contains 371964 sequences. (Running on oeis4.)