A178056 - OEIS

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A178056

Integers equal to ((sqrt(A177926(k)/400)/4)/600)/36 for some k.

2

12108096, 3705077376, 650463384130560, 176440014242889965568000, 153502812391314270044160000, 215273915966378019368055236198400000, 472173196324014892561117632868122624000000, 813082244069953644990244563798907158528000000

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..8.

FORMULA

a(n) = A177771(n+6)/1728000. - R. J. Mathar, May 24 2010

MAPLE

A177771 := proc(n) factorial(ithprime(n)-1) ; end proc:

A178056 := proc(n) A177771(n+6)/1728000 ; end proc: seq(A178056(n), n=1..10) ; # R. J. Mathar, May 24 2010

CROSSREFS

Cf. A177771, A177926.

Sequence in context: A233634 A022227 A206750 * A132291 A263391 A204888

Adjacent sequences: A178053 A178054 A178055 * A178057 A178058 A178059

KEYWORD

easy,nonn

AUTHOR

Giovanni Teofilatto, May 19 2010

STATUS

approved