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.

A274385 Double factorial primes: primes which are within 1 of a double factorial number.

Table of values

n a(n)
1 2
2 3
3 7
4 47
5 383
6 10321919
7 51011754393599
8 1130138339199322632554990773529330319359999999
9 73562883979319395645666688474019139929848516028923903999999999
10 4208832729023498248022825567687608993477547383960134557368319999999999

List of values

[2, 3, 7, 47, 383, 10321919, 51011754393599, 1130138339199322632554990773529330319359999999, 73562883979319395645666688474019139929848516028923903999999999, 4208832729023498248022825567687608993477547383960134557368319999999999]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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