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

0,1

Links

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

Mathematica

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

Prog

(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

Crossrefs

Cf. A055986.

Sequence in context: A245024 A264721 A136799 * A187397 A152138 A109100

Adjacent sequences: A055984 A055985 A055986 * A055988 A055989 A055990

Keyword

base,nonn

Author

Henry Bottomley, Jun 01 2000

Status

approved