A180700 -id:A180700 - cp's OEIS frontend

A180698 15^a(n) is smallest power of 15 beginning with n.

0, 2, 3, 15, 4, 16, 5, 11, 17, 57, 6, 12, 86, 18, 1, 24, 7, 47, 13, 87, 36, 2, 93, 42, 8, 116, 65, 31, 14, 105, 71, 37, 3, 128, 94, 60, 26, 9, 134, 100, 66, 49, 15, 140, 123, 106, 72, 55, 21, 4, 129, 112, 95, 78, 44, 27, 10, 152, 135, 101, 84, 67, 50, 33, 16, 158, 141, 124, 107

Offset: 1

Daniel Mondot, Sep 18 2010

D. Mondot, Table of n, a(n) for n=1..32699

Cf. A180696, A180697, A180700

A180702 17^a(n) is smallest power of 17 beginning with n.

Original entry on oeis.org

0, 2, 11, 3, 12, 8, 69, 4, 13, 113, 9, 135, 31, 5, 92, 14, 1, 101, 23, 10, 136, 84, 19, 6, 158, 106, 54, 2, 193, 154, 115, 63, 24, 11, 189, 150, 124, 85, 46, 20, 7, 185, 159, 133, 94, 68, 42, 16, 3, 194, 168, 142, 116, 103, 77, 51, 25, 12, 216, 190, 177, 151, 125, 112, 86, 73

Offset: 1

Daniel Mondot, Sep 18 2010

D. Mondot, Table of n, a(n) for n=1..32699

Cf. A180700, A180701, A180704

A180699 Smallest power of 16 that begins with n.

Original entry on oeis.org

1, 256, 309485009821345068724781056, 4096, 5192296858534827628530496329220096, 65536, 72057594037927936, 83076749736557242056487941267521536, 91343852333181432387730302044767688728495783936, 1048576

Offset: 1

Daniel Mondot, Sep 18 2010

Cf. A001025, A180697, A180700, A180701.

Join[{1},Flatten[Table[Select[16^Range[50],Take[IntegerDigits[#], IntegerLength[ n]] == IntegerDigits[n]&,1],{n,0,20}]]] (* Harvey P. Dale, Feb 21 2013 *)

More terms from Harvey P. Dale, Feb 21 2013

cp's OEIS Frontend

A180698 15^a(n) is smallest power of 15 beginning with n.

Views

Author

Keywords

Links

Crossrefs

A180702 17^a(n) is smallest power of 17 beginning with n.

Views

Author

Keywords

Links

Crossrefs

A180699 Smallest power of 16 that begins with n.

Views

Author

Keywords

Crossrefs

Programs

Mathematica

Extensions