A077733 Smallest n-th power beginning with the reverse concatenation of first n natural numbers.

1, 2116, 32157432, 43218738217216, 543213814608888735988154368, 654321087068517400935050837016875615296, 765432185088119814775022515386358056231121022336, 876543219241156153942653921956299208856488722163199337145761

Offset

1,2

Links

Table of n, a(n) for n=1..8.

Crossrefs

Cf. A077734.

Sequence in context: A067632 A236446 A077731 * A324170 A324324 A031770

Adjacent sequences: A077730 A077731 A077732 * A077734 A077735 A077736

Keyword

base,less,nonn

Author

Amarnath Murthy, Nov 19 2002

Extensions

Corrected and extended by Sascha Kurz, Jan 04 2003

a(8) from Sean A. Irvine, Jun 09 2025

Status

approved