A139162 a(n)=(prime(n)!+4)/4.

31, 1261, 9979201, 1556755201, 88921857024001, 30411275102208001, 6463004184721244160001, 2210440498434925488635904000001, 2055709663544480704431390720000001

Offset

3,1

Links

Table of n, a(n) for n=3..11.

Mathematica

Table[(Prime[n]! + 4)/4, {n, 3, 30}]

Crossrefs

Cf. A082672, A089085, A089130, A117141, A007749, A139056-A139066, A020458, A139068, A137390, A139070-A139075, A139148-A139157, A139159, A139160-A139166, A139089, A139168-A139170.

Sequence in context: A123826 A130004 A182784 * A078961 A261856 A049292

Adjacent sequences: A139159 A139160 A139161 * A139163 A139164 A139165

Keyword

nonn

Author

Artur Jasinski, Apr 11 2008

Status

approved