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.

Showing 1-4 of 4 results.

A278524 a(n) = A046523(A250246(n)).

Original entry on oeis.org

1, 2, 2, 4, 2, 6, 2, 8, 4, 6, 2, 12, 2, 6, 6, 16, 2, 12, 2, 12, 8, 6, 2, 24, 4, 6, 6, 12, 2, 30, 2, 32, 12, 6, 6, 36, 2, 6, 6, 24, 2, 24, 2, 12, 16, 6, 2, 48, 4, 12, 12, 12, 2, 30, 8, 24, 12, 6, 2, 60, 2, 6, 6, 64, 6, 60, 2, 12, 24, 30, 2, 72, 2, 6, 6, 12, 6, 30, 2, 48, 12, 6, 2, 72, 12, 6, 30, 24, 2, 48, 8, 12, 32, 6, 6, 96, 2, 12, 6, 36, 2, 60, 2, 24, 36, 6
Offset: 1

Views

Author

Antti Karttunen, Nov 30 2016

Keywords

Links

Crossrefs

Cf. A046523, A250246.
Differs from related A278523 for the first time at n=42.

Programs

Formula

a(n) = A046523(A250246(n)).

A279350 a(n) = A046523(A279352(n)).

Original entry on oeis.org

1, 2, 4, 2, 8, 6, 16, 2, 4, 12, 32, 6, 64, 24, 12, 2, 128, 6, 256, 12, 4, 48, 512, 6, 8, 96, 36, 24, 1024, 30, 2048, 2, 12, 192, 24, 6, 4096, 384, 72, 12, 8192, 60, 16384, 48, 4, 768, 32768, 6, 16, 12, 12, 96, 65536, 6, 8, 24, 36, 1536, 131072, 30, 262144, 3072, 144, 2, 72, 120, 524288, 192, 12, 60, 1048576, 6, 2097152, 6144, 288, 384, 48, 240, 4194304, 12, 72
Offset: 1

Views

Author

Antti Karttunen, Dec 12 2016

Keywords

Links

Crossrefs

Cf. A046523, A249818, A278221, A278523, A279352, A279354.

Formula

a(n) = A046523(A279352(n)).
a(n) = A278221(A249818(n)).

A280492 a(1) = 0; for n > 1, a(n) = A246277(n) - A078898(n).

Original entry on oeis.org

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

Views

Author

Antti Karttunen, Jan 09 2017

Keywords

Comments

For n > 1, a(n) gives the difference of column positions of n's location in arrays A246278 and A083221. Note that any n occurs on the same row in both arrays.

Links

Crossrefs

Cf. A078898, A083221, A246277, A246278, A249820.
Cf. also A278523, A279350, A280497, A280498.

Programs

Formula

a(1) = 0; for n > 1, a(n) = A246277(n) - A078898(n).

A279354 a(n) = A046523(A279356(n)).

Original entry on oeis.org

1, 2, 4, 2, 8, 4, 16, 2, 6, 8, 32, 4, 64, 16, 12, 2, 128, 6, 256, 8, 6, 32, 512, 4, 12, 64, 24, 16, 1024, 12, 2048, 2, 12, 128, 36, 6, 4096, 256, 48, 8, 8192, 24, 16384, 32, 6, 512, 32768, 4, 24, 12, 30, 64, 65536, 6, 12, 16, 24, 1024, 131072, 12, 262144, 2048, 96, 2, 72, 48, 524288, 128, 12, 36, 1048576, 6, 2097152, 4096, 192, 256, 72, 96, 4194304, 8, 48, 8192
Offset: 1

Views

Author

Antti Karttunen, Dec 12 2016

Keywords

Links

Crossrefs

Cf. A046523, A249818, A278220, A278523, A279350, A279356.

Formula

a(n) = A046523(A279356(n)).
a(n) = A278220(A249818(n)).
Showing 1-4 of 4 results.

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