A259988 This sequence and A259989 are base-6 analogs of A007185 and A016090, written in base 6.

3, 13, 213, 213, 50213, 350213, 1350213, 21350213, 221350213, 2221350213, 52221350213, 152221350213, 5152221350213, 55152221350213, 155152221350213, 4155152221350213, 14155152221350213, 314155152221350213, 1314155152221350213, 21314155152221350213

Offset: 1

Author

N. J. A. Sloane, Jul 13 2015

Keywords

• nonn
• base

Comments

See Schut (1991) for precise definition.

Ignoring repetitions, the subsequence of A201821 of terms ending in 3. - Eric M. Schmidt, Jul 18 2015

References

• C. P. Schut, Idempotents. Report AM-R9101, Centrum voor Wiskunde en Informatica, Amsterdam, 1991.

Links

• Eric M. Schmidt, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A007185, A016090, A201821, A237583, A259986-A259991.

Programs

Sage

def a(n) : return Integer(crt(1, 0, 2^n, 3^n).str(6)) # Eric M. Schmidt, Jul 18 2015

Extensions

More terms from Eric M. Schmidt, Jul 18 2015