A069537 Multiples of 2 whose digit sum is 2.

2, 20, 110, 200, 1010, 1100, 2000, 10010, 10100, 11000, 20000, 100010, 100100, 101000, 110000, 200000, 1000010, 1000100, 1001000, 1010000, 1100000, 2000000, 10000010, 10000100, 10001000, 10010000, 10100000, 11000000, 20000000, 100000010, 100000100, 100001000

Offset

1,1

Links

Alois P. Heinz, Table of n, a(n) for n = 1..10000

Prog

(Python)
from itertools import product
def agen():
  digits = 1
  while True:
    for i in range(digits-2): yield int("1"+"0"*(digits-3-i)+"1"+"0"*i+"0")
    yield int("2"+"0"*(digits-1))
    digits += 1
g = agen()
print([next(g) for i in range(32)]) # Michael S. Branicky, Feb 20 2021

Crossrefs

Cf. A069521 to A069530, A069532, A069534, A069536.

Subsequence of A005349.

Row n=2 of A245062.

Sequence in context: A001884 A028477 A073077 * A282818 A001797 A084894

Adjacent sequences: A069534 A069535 A069536 * A069538 A069539 A069540

Keyword

base,nonn

Author

Amarnath Murthy, Apr 01 2002

Extensions

Corrected and extended by Ray Chandler, Sep 28 2003

Status

approved