A377013 a(n) = floor(n!*(e - 1/24)).

2, 2, 5, 16, 64, 321, 1927, 13490, 107921, 971290, 9712901, 106841912, 1282102945, 16667338286, 233342736005, 3500141040076, 56002256641217, 952038362900690, 17136690532212421, 325597120112036000, 6511942402240720001, 136750790447055120022, 3008517389835212640485

Offset

0,1

References

R. K. Guy, Unsolved Problems in Number Theory, Springer, 1st edition, 1981. See section E11.

Links

Table of n, a(n) for n=0..22.

Eric Weisstein's World of Mathematics, Schur's Problem.

Mathematica

a[n_]:=Floor[n!(E-1/24)]; Array[a, 23, 0]

Crossrefs

Cf. A000522, A370973.

Sequence in context: A033550 A032130 A259101 * A184313 A158059 A173323

Adjacent sequences: A377010 A377011 A377012 * A377014 A377015 A377016

Keyword

nonn,easy

Author

Stefano Spezia, Oct 12 2024

Status

approved