A093800 Triangular numbers such that the least common multiple of a pair of successive terms is triangular.

1, 3, 6, 36, 2016, 26335, 53091360, 1420353154080, 70356589837262316000

Offset

1,2

Comments

10^26 < a(10) <= 363415002824887199638209317196000. - David Wasserman, Apr 20 2007

Links

Table of n, a(n) for n=1..9.

Crossrefs

Cf. A068776.

Sequence in context: A077532 A174666 A211893 * A068776 A355544 A359968

Adjacent sequences: A093797 A093798 A093799 * A093801 A093802 A093803

Keyword

less,nonn

Author

Jason Earls, May 18 2004

Extensions

More terms from David Wasserman, Apr 20 2007

Status

approved