cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A074042 Numerator of Sum_{k=1..n} 1/A077800(k), denominator=A074043.

Original entry on oeis.org

1, 8, 11, 92, 1117, 15676, 281507, 5603888, 167362597, 5328886012, 222844337147, 9761066934176, 583589647901149, 36052483750271224, 2587390775195626139, 190843701043052923832, 19418598540473717052037
Offset: 1

Views

Author

Reinhard Zumkeller, Aug 13 2002

Keywords

Comments

a(n)/A074043(n) -> Brun's constant (A065421).

Extensions

Definition corrected by Max Alekseyev, May 10 2009
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Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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