A072801 Continued fraction expansion of Product_{p prime} (1 - 1/(p*(p^2-1))).

0, 1, 3, 1, 2, 1, 1, 2, 1, 1, 1, 18, 1, 1, 6, 5, 59, 1, 2, 159, 1, 5, 1, 3, 1, 1, 73, 1, 4, 1, 3, 22, 1, 90, 9, 4, 145, 1, 32, 1, 2, 3, 1, 2, 1, 2, 4, 1, 2, 12, 1, 462, 1, 3, 3, 2, 2, 1, 1, 1, 1, 7, 2, 4, 23, 1, 6, 1, 2, 1, 3, 1, 3, 2, 6, 1, 1, 10, 2, 2, 10, 5, 24, 3, 1, 3, 1, 181, 5, 1, 1, 3, 4, 3, 1

Offset: 0

Author

Rick L. Shepherd, Jul 11 2002

Keywords

• cofr
• nonn

Links

• G. Niklasch, Some number-theoretical constants: 1000-digit values. [Cached copy]

Crossrefs

Cf. A065470 (decimal expansion).

Programs

PARI

contfrac(prodeulerrat(1 - 1/(p*(p^2-1)))) \\ Amiram Eldar, Mar 13 2021