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.

Showing 1-2 of 2 results.

A176637 Partial sums of A000614.

Original entry on oeis.org

2, 5, 11, 29, 235, 7888534, 8112499583888863266600, 42287533217833953489054778023401260839076169284900400366
Offset: 1

Views

Author

Jonathan Vos Post, Apr 22 2010

Keywords

Comments

Partial sums of complemented types of Boolean functions of n variables under action of AG(n,2). The only known primes in this sequence are the first 4 values: 2, 5, 11, 29.

Examples

			a(5) = 2 + 3 + 6 + 18 + 206 = 235.
		

Crossrefs

Formula

a(n) = SUM[i=1..n] A000614(i).

A053037 Number of self-complementary types of Boolean functions of n variables under action of AG(n,2).

Original entry on oeis.org

1, 1, 2, 4, 30, 7679, 271272025838, 15720888748969530981971252414, 14069509983003731045582973059193483755803287927789561328867085226, 1263863542103738914337052461143370675118811161046459223145205641421535664947642082708619717652803582292264797662579828105738049380777191460
Offset: 1

Views

Author

Vladeta Jovovic, Feb 24 2000

Keywords

Comments

Heuristically a(n) = A000214(n)-A049461(n+1). - R. J. Mathar, Apr 23 2007

References

  • V. Jovovic, The cycle index polynomials of some classical groups, Belgrade, 1995, unpublished.

Crossrefs

Showing 1-2 of 2 results.