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A055473
Powers of ten written in base 2.
1
1, 1010, 1100100, 1111101000, 10011100010000, 11000011010100000, 11110100001001000000, 100110001001011010000000, 101111101011110000100000000, 111011100110101100101000000000, 1001010100000010111110010000000000, 1011101001000011101101110100000000000
OFFSET
0,2
LINKS
FORMULA
a(n) = A007088(A011557(n)). - Seiichi Manyama, Apr 27 2022
MATHEMATICA
FromDigits /@ IntegerDigits[10^Range[0, 9], 2] (* Jayanta Basu, Jul 12 2013 *)
PROG
(PARI) a(n)=subst(Pol(binary(10^n)), x, 10)
(PARI) a(n) = fromdigits(binary(10^n)); \\ Michel Marcus, Apr 27 2022
(Python)
def a(n): return int(bin(10**n)[2:])
print([a(n) for n in range(12)]) # Michael S. Branicky, Apr 27 2022
KEYWORD
base,easy,nonn
AUTHOR
Henry Bottomley, Jun 27 2000
STATUS
approved