A178056 Integers equal to ((sqrt(A177926(k)/400)/4)/600)/36 for some k.

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

Offset: 1

Author

Giovanni Teofilatto, May 19 2010

Keywords

• easy
• nonn

Crossrefs

Cf. A177771, A177926.

Programs

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

Formula

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