100111

Appears in sequences

• a(n) = n^2 written in base 3.at n=16A001738
• Least positive multiple of n written in base 3 using only 0 and 1.at n=31A004283
• Least positive multiple of n written in base 4 using only 0 and 1.at n=18A004284
• Least positive multiple of n written in base 7 using only 0 and 1.at n=16A004287
• Least positive multiple of n written in base 7 using only 0 and 1.at n=30A004287
• Least positive multiple of n written in base 7 using only 0 and 1.at n=33A004287
• Powers of 2 written in base 3.at n=8A004642
• The binary numbers (or binary words, or binary vectors, or binary expansion of n): numbers written in base 2.at n=39A007088
• Roots of 'non-palindromic cubes remaining cubic when written backwards'.at n=6A035125
• Positive numbers having the same set of digits in base 2 and base 10.at n=34A037415
• Sums of 4 distinct powers of 10.at n=5A038446
• T(n,n+2), array T as in A047089.at n=9A047096
• Concatenation of 1, 00, 111, 0000, ..., n 1's (if n is odd) or n 0's (if n is even).at n=2A065447
• Binary string which equals n when 1's, 2's, 4's and 8's bits have weights 1, 2, 4, 2 respectively, while the other bits have their usual weights. -1 if no such string exists.at n=39A066334
• Binary string which equals n when 1's and 2's bits have negative weights.at n=33A066335
• Squarefree kernel of numbers containing in their decimal representation only the digits 0 and 1.at n=38A077812
• Squarefree numbers containing in their decimal representation only the digits 0 and 1.at n=28A077813
• Write n in binary and replace 0 with 00.at n=22A084472
• a(n) = A007088(A084483(n)).at n=22A084484
• Numbers such that first reversing digits and after forming its cube equals the result of first-form-cube and after-reverse operation with exclusion of cases divisible by 10.at n=17A085315