A sequence set up on the first 1000 base ten Pi digits: a(n)=a(n-1)+a(n-2)*Floor[Mod[N[Pi*10^(n - 2), 1000], 10]].
A152158
A sequence set up on the first 1000 base ten Pi digits: a(n)=a(n-1)+a(n-2)*Floor[Mod[N[Pi*10^(n - 2), 1000], 10]].
Terms
- a(0) =0a(1) =1a(2) =1a(3) =2a(4) =6a(5) =8a(6) =38a(7) =110a(8) =186a(9) =846a(10) =1776a(11) =4314a(12) =13194a(13) =47706a(14) =166452a(15) =500394a(16) =1998462a(17) =3499644a(18) =7496568a(19) =17995500a(20) =77968044a(21) =149950044a(22) =617758308a(23) =917658396a(24) =4624208244a(25) =8294841828a(26) =22167466560a(27) =47051992044a(28) =224391724524
External references
- oeis: A152158