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A078077 Continued fraction expansion of Product_{p prime} (1 + 1/(p^2+p-1)). 1
1, 2, 2, 1, 1, 1, 1, 4, 2, 1, 1, 3, 703, 2, 1, 1, 1, 3, 5, 1, 1, 4, 10, 2, 10, 2, 1, 2, 1, 4, 4, 11, 5, 1, 2, 1, 1, 30, 37, 2, 75, 1, 1, 8, 5, 1, 1, 7, 44, 280, 5, 1, 1, 1, 1, 2, 1, 1, 3, 1, 1, 3, 1, 9, 94, 1, 127, 2, 2, 7, 3, 3, 3, 6, 2, 1, 705, 24, 2, 7, 2, 2, 1, 3, 7, 1, 1, 3, 40, 6, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..91.

PROG

(PARI) contfrac(prodeulerrat(1 + 1/(p^2+p-1))) \\ Amiram Eldar, Mar 15 2021

CROSSREFS

Cf. A065489.

Sequence in context: A076899 A152905 A096601 * A078082 A307090 A079674

Adjacent sequences:  A078074 A078075 A078076 * A078078 A078079 A078080

KEYWORD

nonn,cofr

AUTHOR

Benoit Cloitre, Dec 02 2002

STATUS

approved

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Last modified July 29 10:39 EDT 2021. Contains 346344 sequences. (Running on oeis4.)