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A171736 10^n*(2+7*10^n)+7. 0
16, 727, 70207, 7002007, 700020007, 70000200007, 7000002000007, 700000020000007, 70000000200000007, 7000000002000000007, 700000000020000000007, 70000000000200000000007 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
MATHEMATICA
Join[{16}, FromDigits/@Table[Join[{7}, PadRight[{}, n, 0], {2}, PadRight[{}, n, 0], {7}], {n, 0, 10}]] (* Harvey P. Dale, Aug 14 2019 *)
CROSSREFS
Sequence in context: A362574 A220809 A221023 * A062206 A209537 A086701
KEYWORD
easy,nonn
AUTHOR
Jason Earls, Dec 17 2009
STATUS
approved

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)