cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

Previous Showing 11-15 of 15 results.

A030594 Position of n-th 5 in A030588.

Original entry on oeis.org

3, 9, 15, 21, 27, 28, 30, 32, 33, 42, 51, 60, 69, 78, 80, 83, 86, 87, 96, 105, 114, 123, 132, 134, 137, 140, 141, 150, 159, 168, 177, 186, 188, 191, 194, 195, 204, 213, 222, 231, 240, 242, 245, 248, 249, 250, 253, 256, 258, 259, 262
Offset: 1

Views

Author

Clark Kimberling

Keywords

A030595 Least k such that base 6 representation of n begins at s(k), where s=A030588.

Original entry on oeis.org

1, 10, 2, 22, 3, 34, 4, 11, 1, 23, 8, 88, 10, 106, 12, 124, 14, 142, 7, 13, 18, 25, 2, 196, 22, 214, 24, 232, 26, 250, 3, 9, 15, 21, 27, 304, 34, 328, 37, 352, 40, 36, 4, 54, 5, 72, 49, 90, 52, 108, 11, 126, 58, 144, 6, 101, 17, 180, 1, 198, 70
Offset: 1

Views

Author

Clark Kimberling

Keywords

A030601 a(n)=(# 1's)-(# 0's) in first n terms of A030588.

Original entry on oeis.org

1, 1, 1, 2, 3, 4, 4, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 10, 9, 10, 11, 10, 10, 11, 10, 10, 11, 12, 13, 14, 15, 15, 16, 17, 17, 18, 18, 19, 20, 20, 20, 21, 21, 21, 22, 22, 23, 24, 24, 24, 25, 25, 25, 26, 26, 27
Offset: 1

Views

Author

Clark Kimberling

Keywords

Programs

  • Mathematica
    Accumulate[Which[#==1,1,#==0,-1,True,0]&/@Flatten[Table[ IntegerDigits[ 2n-1,6],{n,50}]]] (* Harvey P. Dale, Jan 30 2015 *)

A030602 a(n)=(# 1's)-(# 2's) in first n terms of A030588.

Original entry on oeis.org

1, 1, 1, 2, 3, 4, 4, 5, 5, 4, 5, 4, 4, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 8, 9, 9, 9, 10, 10, 10, 11, 12, 13, 14, 15, 15, 16, 17, 17, 18, 17, 18, 19, 18, 18, 19, 18, 18, 19, 19, 20, 21, 21, 21, 22, 22, 22, 23, 23, 24, 25
Offset: 1

Views

Author

Clark Kimberling

Keywords

A030603 (# 3's)-(# 4's) in first n terms of A030588.

Original entry on oeis.org

0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 4, 4, 5, 6, 7, 7, 6, 6, 5, 6, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 10, 10, 10, 11, 12, 12, 13, 13, 13, 12, 12, 12, 11, 12, 12, 11, 11, 11, 11, 11
Offset: 1

Views

Author

Clark Kimberling

Keywords

Programs

  • Mathematica
    Accumulate[Which[#==3,1,#==4,-1,True,0]&/@Flatten[Table[ IntegerDigits[ 2n-1,6],{n,50}]]] (* Harvey P. Dale, Dec 02 2014 *)
Previous Showing 11-15 of 15 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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