A033902 Sort then Add, a(1)=25.

25, 50, 55, 110, 121, 233, 466, 932, 1171, 2288, 4576, 9143, 10492, 11741, 22888, 45776, 91453, 104912, 116161, 227327, 449704, 494183, 628672, 855350, 890908, 899807, 978706, 1046495, 1191064, 1302533, 1425868, 2671556, 3927223, 6150602

Offset: 1

Author

N. J. A. Sloane, David W. Wilson

Keywords

• nonn
• base
• easy

Crossrefs

Cf. A033860.

Programs

Maple

A033902 := proc(n)
    option remember ;
    if n =1 then
        25;
    else
        A070196(procname(n-1)) ;
    end if;
end proc:
seq(A033902(n),n=1..100) ; # R. J. Mathar, Feb 03 2025