Integer part of Gauss's Arithmetic-Geometric Mean M(2,n^4).

Terms

a(0) =1a(1) =7a(2) =25a(3) =64a(4) =137a(5) =258a(6) =444a(7) =714a(8) =1086a(9) =1586a(10) =2236a(11) =3063a(12) =4096a(13) =5364a(14) =6899a(15) =8736a(16) =10909a(17) =13455a(18) =16414a(19) =19826a(20) =23734a(21) =28181a(22) =33212a(23) =38876a(24) =45221a(25) =52297a(26) =60158a(27) =68856a(28) =78447a(29) =88988