A050650 a(n+1) is next smallest cube ending with a(n), initial term is 27.

27, 1092727, 1000030900318271092727, 1000000000000003000030900000003000061800318271000030900318271092727

Offset

1,1

Comments

a(5) is 202 decimal digits long. - Derek Orr, Dec 26 2013

Links

Table of n, a(n) for n=1..4.

Formula

a(n) = A050651(n)^3 = ( 3 + Sum_{k=1..n-1} 10^len(a(k)) )^3, where len(x) is the number of decimal digits in x. - Max Alekseyev, Nov 01 2025

Crossrefs

Cf. A050651, A048567, A050644.

Sequence in context: A132649 A086166 A132661 * A106536 A227115 A295189

Adjacent sequences: A050647 A050648 A050649 * A050651 A050652 A050653

Keyword

nonn,base

Author

Patrick De Geest, Jul 15 1999

Status

approved