A018103 Powers of fourth root of 20 rounded to nearest integer.

1, 2, 4, 9, 20, 42, 89, 189, 400, 846, 1789, 3783, 8000, 16918, 35777, 75659, 160000, 338359, 715542, 1513187, 3200000, 6767176, 14310835, 30263731, 64000000, 135343522, 286216701, 605274630, 1280000000

Offset

0,2

Links

Table of n, a(n) for n=0..28.

Crossrefs

Cf. A011016, A018102, A018104.

Sequence in context: A090166 A101338 A018102 * A350092 A175104 A123720

Adjacent sequences: A018100 A018101 A018102 * A018104 A018105 A018106

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved