A083987 a(n) = n-th partial concatenation of A051883 divided by n.

1, 5, 34, 255, 2040, 17000, 145715, 1275007, 11333396, 102000564, 927277855, 85000470043, 784619723474, 7285754575116, 68000376034416, 637503525322650, 60000331795072942, 566669800286800008, 5368450739559157971, 510002820258120007246

Offset

1,2

Links

Table of n, a(n) for n=1..20.

Crossrefs

Cf. A051883.

Sequence in context: A073279 A080503 A078284 * A002776 A333804 A081342

Adjacent sequences: A083984 A083985 A083986 * A083988 A083989 A083990

Keyword

base,nonn

Author

Amarnath Murthy, May 22 2003

Extensions

Corrected and extended by Sean A. Irvine, Sep 25 2011

Status

approved