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A035073 a(n) is root of square starting with digit 6: first term of runs. 2
8, 25, 78, 245, 775, 2450, 7746, 24495, 77460, 244949, 774597, 2449490, 7745967, 24494898, 77459667, 244948975, 774596670, 2449489743, 7745966693, 24494897428, 77459666925, 244948974279, 774596669242, 2449489742784 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

ceiling(sqrt((6*10^n)), n > 0.

CROSSREFS

Cf. A067576 (squares), A035076 (2..9).

Sequence in context: A011924 A169831 A127813 * A041120 A042637 A133661

Adjacent sequences:  A035070 A035071 A035072 * A035074 A035075 A035076

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Nov 15 1998.

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Last modified February 14 05:41 EST 2012. Contains 205570 sequences.