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

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

Author

Antti Karttunen, Sep 22 2024

Keywords

• nonn
• base

Comments

See comments in A376415.

Links

• 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

Crossrefs

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

Cf. also A327973, A376402, A376415.

Programs

PARI

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

Python

# See the Links section

Formula

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