A254898 Read the first n decimal digits of Pi-3 backwards.

1, 41, 141, 5141, 95141, 295141, 6295141, 56295141, 356295141, 5356295141, 85356295141, 985356295141, 7985356295141, 97985356295141, 397985356295141, 2397985356295141, 32397985356295141, 832397985356295141, 4832397985356295141, 64832397985356295141, 264832397985356295141

Offset: 1

Author

Christian Perfect, Feb 10 2015

Keywords

• nonn
• base
• dumb
• easy

Comments

a(n) is A039916(n) read backwards.

With the 3 on the end: A092845.

Crossrefs

Cf. A000796, A004086, A039916, A092845.

Programs

Mathematica

Module[{nn=30,pd},pd=Rest[RealDigits[Pi,10,nn][[1]]];Table[FromDigits[ Reverse[ Take[pd,n]]],{n,nn-1}]] (* Harvey P. Dale, Feb 07 2019 *)

Formula

a(n) = A004086(A039916(n)). - Alois P. Heinz, Feb 16 2015