Pierce expansion of 1/zeta(2).

Terms

a(0) =1a(1) =2a(2) =4a(3) =7a(4) =22a(5) =29a(6) =51a(7) =173a(8) =210a(9) =262a(10) =417a(11) =746a(12) =12341a(13) =207220a(14) =498538a(15) =1286415a(16) =2351289a(17) =3702952a(18) =7664494a(19) =54693034a(20) =75971438a(21) =269954954a(22) =6674693008a(23) =13449203581a(24) =59799655308a(25) =98912303039a(26) =948887634688