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A077387 Continued fraction expansion of product(1 + p/((p-1)^2*(p+1))), p prime >= 2). +0
2
2, 4, 1, 9, 1, 1, 2, 1, 48, 1, 12, 1, 1, 2, 1, 1, 3, 9, 3, 3, 1, 16, 3, 1, 1, 6, 12, 50, 23, 8, 1, 1, 2, 1, 1, 1, 2, 1, 11, 1, 2, 2, 1, 1, 10, 5, 7, 2, 1, 3, 1, 4, 3, 8, 1, 2, 1, 1, 4, 11, 1, 1, 1, 1, 1, 16, 1, 1, 1, 7, 1, 13, 1, 3, 1, 6, 2, 7, 1, 2, 1, 11, 2, 1, 5, 1, 9, 4, 2, 9, 26, 1, 2, 1, 20, 1, 1, 4 (list; graph; listen)
OFFSET

1,1

LINKS

G. Niklasch, Some number theoretical constants: 1000-digit values

EXAMPLE

2.203856596437859787872828316480...

CROSSREFS

Equals pi^2 * A065483 / 6.

Cf. A065484.

Sequence in context: A065276 A065288 A065264 this_sequence A057551 A019823 A092107

Adjacent sequences: A077384 A077385 A077386 this_sequence A077388 A077389 A077390

KEYWORD

cofr,nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 30, 2002

EXTENSIONS

Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Sep 27 2006

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Last modified November 24 14:25 EST 2009. Contains 167438 sequences.


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