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.

A178955 E.g.f. is inverse of e.g.f. for Catalan numbers.

Original entry on oeis.org

1, -1, 0, 1, 2, -2, -28, -65, 338, 3262, 4352, -113082, -879140, 1145012, 68641120, 409571279, -3075414734, -67796919090, -235926569056, 6635196777226, 98653814115636, -51631812077716, -17882630766156440, -190179698567684014, 1532579370407751292, 62028205219536446948, 405883930741148425152, -11224575706163698420700, -269584771812788695251352, -338220005828087037972744
Offset: 0

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Author

N. J. A. Sloane, Dec 31 2010

Keywords

References

  • Anthony Mendes and Jeffrey Remmel, Generating functions from symmetric functions, Preliminary version of book, available from Jeffrey Remmel's home page http://math.ucsd.edu/~remmel/, see p. 130.

Crossrefs

See A178956/A178957 for the coefficients in the e.g.f. Cf. A000108, A144186/A144187.

Formula

The e.g.f. is 1/(Sum_{n >= 0} (x^n/n!)*binomial(2n,n)/(n+1)).