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A367625
(A036991(n)-1)/2.
3
0, 1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 19, 21, 22, 23, 25, 26, 27, 29, 30, 31, 35, 37, 38, 39, 41, 42, 43, 45, 46, 47, 51, 53, 54, 55, 57, 58, 59, 61, 62, 63, 71, 75, 77, 78, 79, 83, 85, 86, 87, 89, 90, 91, 93, 94, 95, 99, 101, 102, 103, 105, 106, 107, 109, 110, 111, 115, 117, 118, 119, 121, 122, 123, 125, 126, 127
OFFSET
2,3
LINKS
PROG
(Python)
from itertools import count, islice
def A367625_gen(startvalue=0): # generator of terms >= startvalue
if startvalue <= 0:
yield 0
for n in count(max(startvalue, 1)):
s = bin(n)[2:]
c, l = 2, len(s)
for i in range(1, l+1):
c += int(s[l-i])<<1
if c <= i:
break
else:
yield n
A367625_list = list(islice(A367625_gen(), 30)) # Chai Wah Wu, Nov 28 2023
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Nov 27 2023
STATUS
approved