OFFSET
1,2
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 1..2000
Eric Weisstein's World of Mathematics, Partition Function P
FORMULA
Sum_{n=1..inf} 1/(A000041(n))^2 = 1.438692943288226443928253696....
MATHEMATICA
RealDigits[N[Sum[1/PartitionsP[i]^2, {i, 2632}], 105]][[1]] (* Arkadiusz Wesolowski, Jan 29 2012 *)
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Arkadiusz Wesolowski, Nov 17 2011
STATUS
approved