A353728 A115510(n) written in base 2.

1, 11, 10, 110, 100, 101, 111, 1001, 1000, 1010, 1011, 1100, 1101, 1110, 1111, 10001, 10000, 10010, 10011, 10100, 10101, 10110, 10111, 11000, 11001, 11010, 11011, 11100, 11101, 11110, 11111, 100001, 100000, 100010, 100011, 100100, 100101, 100110, 100111, 101000, 101001, 101010, 101011, 101100, 101101, 101110, 101111

Offset: 1

Author

N. J. A. Sloane, May 13 2022

Keywords

• nonn
• base

Crossrefs

Cf. A115510; A064413, A064743, A064744.

Programs

Python

from itertools import islice
def A353728_gen(): # generator of terms
    yield 1
    l1, s, b = 1, 2, set()
    while True:
        i = s
        while True:
            if i & l1 and not i in b:
                yield int(bin(i)[2:])
                l1 = i
                b.add(i)
                while s in b:
                    b.remove(s)
                    s += 1
                break
            i += 1
A353728_list = list(islice(A353728_gen(),30)) # Chai Wah Wu, May 13 2022