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A068705 a(n) is the concatenation of n, (n-1)^2, (n-2)^3, (n-3)^4, ..., 2^(n-1) and 1. 0
1, 21, 341, 4981, 51627161, 6256481321, 736125256243641, 84921662510247291281, 96434312963125409621872561, 108151224017776156251638465615121, 111007294096168074665678125655361968310241, 1212110006561327681176492799363906252621445904920481 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
MATHEMATICA
Table[FromDigits[Flatten[IntegerDigits[Range[n, 1, -1]^Range[n]]]], {n, 12}] (* Jayanta Basu, May 21 2013 *)
CROSSREFS
Sequence in context: A166914 A020311 A295350 * A144864 A295604 A323277
KEYWORD
base,easy,nonn
AUTHOR
Amarnath Murthy, Mar 04 2002
STATUS
approved

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Last modified June 15 16:55 EDT 2024. Contains 373410 sequences. (Running on oeis4.)