A179465 Integers of alternate form x+(x+1)^2+(x+2)^3+(x+3)^4+(x+4)^5+(x+5)^6.

1, 31, 396, 2673, 10076, 20153, 16739

Offset

1,2

Comments

x+(x+1)^2+(x+2)^3+(x+3)^4+(x+4)^5+(x+5)^6 --> Alternate form:x^6+31*x^5+396*x^4+2673*x^3+10076*x^2+20153*x+16739

Links

Table of n, a(n) for n=1..7.

WolframAlpha

Mathematica

Reverse@ CoefficientList[ Series[x + (x + 1)^2 + (x + 2)^3 + (x + 3)^4 + (x + 4)^5 + (x + 5)^6, {x, 0, 6}], x] (* Robert G. Wilson v, Aug 23 2010 *)

Crossrefs

Sequence in context: A214886 A091348 A328750 * A142829 A300869 A297019

Adjacent sequences: A179462 A179463 A179464 * A179466 A179467 A179468

Keyword

nonn,fini,full,easy

Author

Vladimir Joseph Stephan Orlovsky, Jul 15 2010

Extensions

Keywords fini and full added by Robert G. Wilson v, Aug 23 2010

Status

approved