A001686 From a continued fraction.

1, 1, 2, 3, 8, 51, 1538, 599871, 19417825808, 1573273218577214751, 124442887685693556895657990772138, 311057821480221188367831306672353513246409033360367599771

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn

References

• N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
• N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Links

• V. C. Harris, Another proof of the infinitude of primes, Amer. Math. Monthly, 63 (1956), 711.

Crossrefs

Cf. A001684, A001685.

Formula

Denominator of continued fraction formed by terms of A001684. - Sean A. Irvine, Nov 13 2012

Extensions

a(11) from Sean A. Irvine, Nov 13 2012