A364445 Complement of A364444.

1, 4, 6, 9, 12, 13, 17, 19, 21, 25, 26, 28, 32, 33, 35, 37, 39, 41, 43, 45, 46, 50, 52, 53, 56, 59, 60, 63, 64, 66, 68, 70, 72, 74, 77, 79, 80, 82, 84, 86, 88, 90, 92, 93, 96, 98, 99, 102, 105, 106, 108, 112, 113, 116, 118, 119, 120, 123, 124, 127, 129, 132, 133

Offset

1,2

Comments

Compared to A364444, this sequence is what A363762 is to A077773.

Links

Table of n, a(n) for n=1..63.

Prog

(Python)
from itertools import count, islice
def A364445_gen(): # generator of terms
    a = 0
    for n in count(1):
        b = sum(1 for k in range(n**2+1, (n+1)**2) if (m:=(~k&k-1).bit_length())&1 or (k>>m)&7<7)
        yield from range(a+1, b)
        a = b
A364445_list = list(islice(A364445_gen(), 20)) # Chai Wah Wu, Aug 01 2023

Crossrefs

Cf. A004215, A077773, A363762.

Sequence in context: A258743 A292660 A190081 * A298468 A190304 A367420

Adjacent sequences: A364442 A364443 A364444 * A364446 A364447 A364448

Keyword

nonn

Author

Hugo Pfoertner, Aug 01 2023

Status

approved