A134796 Concatenation of next n positive oblong numbers.

2, 612, 203042, 567290110, 132156182210240, 272306342380420462, 506552600650702756812, 87093099210561122119012601332, 140614821560164017221806189219802070

Offset

1,1

Comments

Oblong numbers are also called promic, pronic or heteromecic (numbers).

Links

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

Crossrefs

Cf. A053067, A133013. Oblong numbers: A002378.

Sequence in context: A100011 A172892 A281537 * A120830 A291340 A332162

Adjacent sequences: A134793 A134794 A134795 * A134797 A134798 A134799

Keyword

base,easy,nonn

Author

Omar E. Pol, Nov 26 2007

Status

approved