A004053 For m=2,3,..., write m in bases 2,3,..,m.

10, 11, 10, 100, 11, 10, 101, 12, 11, 10, 110, 20, 12, 11, 10, 111, 21, 13, 12, 11, 10, 1000, 22, 20, 13, 12, 11, 10, 1001, 100, 21, 14, 13, 12, 11, 10, 1010, 101, 22, 20, 14, 13, 12, 11, 10, 1011, 102, 23, 21, 15, 14, 13, 12, 11, 10, 1100, 110, 30, 22, 20, 15, 14, 13, 12, 11, 10

Offset

2,1

Links

Alois P. Heinz, Rows n = 2..20, flattened (row 21 would require digits > 9)

Example

Triangle begins:
    10;
    11,  10;
   100,  11, 10;
   101,  12, 11, 10;
   110,  20, 12, 11, 10;
   111,  21, 13, 12, 11, 10;
  1000,  22, 20, 13, 12, 11, 10;
  1001, 100, 21, 14, 13, 12, 11, 10;
  ...

Prog

(PARI) T(n, k) = fromdigits(digits(n, k), 10);
tabl(nn) = for (n=2, nn, for (b=2, n, print1(T(n, b), ", "))); \\ Michel Marcus, Aug 30 2019

Crossrefs

Cf. A007088, A007090, A007091, A007092, A007093, A007094, A007095.

Sequence in context: A085213 A085214 A082492 * A077812 A004288 A065016

Adjacent sequences: A004050 A004051 A004052 * A004054 A004055 A004056

Keyword

nonn,base,tabl

Author

Johan Boye (johbo(AT)ida.liu.se)

Status

approved