A080069 -id:A080069 - cp's OEIS frontend

A179757 a(n) = A014486(A179756(n)).

56, 228, 932, 3736, 15512, 62040, 242264, 969136, 3985840, 15943080, 62096808, 248388496, 1021909904, 4087635248, 15883066672, 63532285248, 261545377088, 1046181434696, 4065904153928, 16263616920064, 66960253254144

Offset: 1

Antti Karttunen, Aug 03 2010

nonn

A. Karttunen, Table of n, a(n) for n = 1..1024
A. Karttunen, Python program for computing this sequence and the associated images.
A. Karttunen, Terms a(1)-a(768) drawn as binary strings, one pixel per bit.
A. Karttunen, Terms a(1)-a(700) drawn as binary strings, 3x3 pixels per bit.

A122242, A122245, A179755. Cf. also A179763, A179828, A179829.

A179755 a(n) = A014486(A179754(n)).

Original entry on oeis.org

50, 216, 868, 3492, 13976, 56472, 225880, 897624, 3590576, 14471600, 57886120, 229868968, 919477136, 3706264464, 14825053488, 58832739632, 235330977088, 948740144448, 3794960504136, 15061020431688, 60244082031104

Offset: 1

Antti Karttunen, Aug 03 2010

nonn

A. Karttunen, Table of n, a(n) for n = 1..1024
A. Karttunen, Python program for computing this sequence and the associated images.
A. Karttunen, Terms a(1)-a(768) drawn as binary strings, one pixel per bit.
A. Karttunen, Terms a(1)-a(700) drawn as binary strings, 3x3 pixels per bit.

a(n+1) = A004758(A179757(n)). Cf. also A122242, A122245.

A376402 Bitwise XOR (centrally aligned) of two consecutive terms of A122242.

Original entry on oeis.org

164, 628, 2444, 10040, 34424, 142400, 612536, 2536016, 8772720, 36320296, 156298040, 648930320, 2246427920, 9290072680, 40123676576, 166398412640, 574717970240, 2376856817864, 10244120543704, 42544644116352, 146496800436256, 607708669110320, 2625008220416552, 10882360875506928, 37586414897168848, 156056124134144296

Offset: 1

Antti Karttunen, Sep 22 2024

Antti Karttunen, Table of n, a(n) for n = 1..1650
Antti Karttunen, Python program for computing this sequence and the associated images.
Antti Karttunen, Terms a(1)-a(2048) drawn as binary strings, in Wolframesque fashion.
Index entries for sequences related to binary expansion of n

Cf. A122242 (A014486, A057548, A082358, A122237, A122241).

Cf. also A327973, A376405, A376412.

A376402(n) = bitxor(A122242(1+n), 2*A122242(n));

Python
```
# See the Links section
```

a(n) = A122242(1+n) XOR 2*A122242(n).

A376412 a(n) = A122242(4+n) XOR 16*A122242(n).

Original entry on oeis.org

14544, 64920, 258096, 925720, 3703264, 16562224, 66158664, 237396008, 948568384, 4239130768, 16949182920, 60767078320, 243080890624, 1085016114240, 4341071150792, 15535530051144, 62225888982288, 277421534227968, 1111070191401136, 3979658311943880, 15908408006551904, 71162952082313488, 284082756324759560, 1019946695587234480

Offset: 1

Antti Karttunen, Sep 22 2024

See comments in A376415.

Antti Karttunen, Table of n, a(n) for n = 1..1650
Antti Karttunen, Python program for computing this sequence and the associated images.
Antti Karttunen, Terms a(1)-a(768) drawn as binary strings, in Wolframesque fashion.
Antti Karttunen, The central parts of terms a(1) - a(20000) drawn in similar fashion. (the widening blank corridor in the middle corresponds with the "central crystallization" attractor present in A122242)
Index entries for sequences related to binary expansion of n

Cf. A122242 (A014486, A057548, A082358, A122237, A122241).

Cf. also A327973, A376402, A376415.

A376412(n) = bitxor(A122242(4+n), 16*A122242(n));

Python
```
# See the Links section
```

a(n) = A122242(4+n) XOR 16*A122242(n).

A376405 Bitwise XOR (centrally aligned) of two consecutive terms of A122245.

Original entry on oeis.org

176, 584, 2068, 9232, 38952, 135296, 567096, 2444568, 10136288, 34920688, 144732808, 625792608, 2598216176, 8989149792, 37119010736, 160422522664, 665656629200, 2297815400576, 9505629937992, 41066855413976, 169932530966160, 589165636912400, 2439104800321640, 10514745879265952, 43543845360254320, 149771860125187648

Offset: 1

Antti Karttunen, Sep 22 2024

Antti Karttunen, Table of n, a(n) for n = 1..1650
Antti Karttunen, Python program for computing this sequence and the associated images.
Antti Karttunen, Terms a(1)-a(2048) drawn as binary strings, in Wolframesque fashion.
Index entries for sequences related to binary expansion of n

Cf. A122245 (A014486, A057548, A082358, A122237, A122244).

Cf. also A327973, A376402, A376415.

A376405(n) = bitxor(A122245(1+n), 2*A122245(n));

Python
```
# See the Links section
```

a(n) = A122245(1+n) XOR 2*A122245(n).

A376415 a(n) = A122245(4+n) XOR 16*A122245(n).

Original entry on oeis.org

14488, 57880, 258096, 1033752, 3702824, 14821424, 66158736, 264831016, 948570032, 3798139024, 16949183552, 67829237680, 243080889928, 972279514176, 4341071097344, 17360471721544, 62225889019592, 248568875068928, 1111070190653712, 4438793067349704, 15908408008868528, 63634253845942544, 284082756299099488, 1136310075423425200

Offset: 1

Antti Karttunen, Sep 22 2024

This seems to preserve more of the "wavy texture" present in A122245 than what A376412 does vis-a-vis A122242. Compare the corresponding illustrations.

Antti Karttunen, Table of n, a(n) for n = 1..1650
Antti Karttunen, Python program for computing this sequence and the associated images.
Antti Karttunen, Terms a(1)-a(768) drawn as binary strings, in Wolframesque fashion.
Antti Karttunen, The central parts of terms a(1) - a(20000) drawn in similar fashion. (the widening blank region in the middle corresponds with the "central crystallization" attractor present in A122245)
Index entries for sequences related to binary expansion of n

Cf. A122245 (A014486, A057548, A082358, A122237, A122244).

Cf. also A327973, A376405, A376412.

A376415(n) = bitxor(A122245(4+n), 16*A122245(n));

Python
```
# See the Links section
```

cp's OEIS Frontend

A179757 a(n) = A014486(A179756(n)).

Views

Author

Keywords

Links

Crossrefs

A179755 a(n) = A014486(A179754(n)).

Views

Author

Keywords

Links

Crossrefs

A376402 Bitwise XOR (centrally aligned) of two consecutive terms of A122242.

Views

Author

Keywords

Links

Crossrefs

Programs

PARI

Python

Formula

A376412 a(n) = A122242(4+n) XOR 16*A122242(n).

Views

Author

Keywords

Comments

Links

Crossrefs

Programs

PARI

Python

Formula

A376405 Bitwise XOR (centrally aligned) of two consecutive terms of A122245.

Views

Author

Keywords

Links

Crossrefs

Programs

PARI

Python

Formula

A376415 a(n) = A122245(4+n) XOR 16*A122245(n).

Views

Author

Keywords

Comments

Links

Crossrefs

Programs

PARI

Python