A055987 a(n+1) = a(n) converted to base 10 from base 16.

10, 16, 22, 34, 52, 82, 130, 304, 772, 1906, 6406, 25606, 153094, 1388692, 20481682, 541595266, 22571209318, 2359835005720, 621877793937184, 441783186105790852, 1256072821702053660754

Offset: 0

Author

Henry Bottomley, Jun 01 2000

Keywords

• base
• nonn

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..40

Crossrefs

Cf. A055986.

Programs

Mathematica

NestList[FromDigits[IntegerDigits[#],16]&,10,20] (* Vincenzo Librandi, Apr 06 2012 *)

Python

def aupton(nn):
    alst = [10]
    for n in range(1, nn+1):
        alst.append(int(str(alst[-1]), 16))
    return alst
print(aupton(20)) # Michael S. Branicky, Oct 16 2021