58985

Appears in sequences

• Decimal part of a(n)^(1/4) starts with a 'nine digits' anagram.at n=16A034279
• Denominators of continued fraction convergents to sqrt(713).at n=11A042373
• Numbers having four 8's in base 9.at n=25A043488
• a(n) = A019566(n)/9, where A019566(n) = concat(n,...,1) - concat(1,...,n).at n=5A083449
• Number of distinct Markov type classes of order 4 possible in binary strings of length n.at n=15A132299
• Monotonic ordering of nonnegative differences 9^i-2^j, for 40>= i>=0, j>=0.at n=45A192123
• Monotonic ordering of nonnegative differences 3^i-4^j, for 40>= i>=0, j>=0.at n=45A192147
• Monotonic ordering of nonnegative differences 3^i-8^j, for 40>= i>=0, j>=0.at n=33A192155
• Monotonic ordering of nonnegative differences 9^i-4^j, for 40>= i>=0, j>=0.at n=23A192170
• a(n) = Sum_{j=1..n-1} j*(n-j)*b^(j-1) with b = floor(n^2/4)+1.at n=5A211869
• Array with a variable number of columns, where terms in the n-th row are the differences (computed in decimal base and divided by 9) between equal ratio permutations, found in the base n>=2, and the first (in ascending order of digits) minimal value permutation of {0,1,...,n}.at n=25A212958
• Array with a variable number of columns, where terms in the n-th row are the differences (computed in decimal base and divided by 9) between equal ratio permutations, found in the base n>=2, and the first (in ascending order of digits) minimal value permutation of {0,1,...,n}.at n=28A212958
• Erroneous version of A001002.at n=9A259690
• Convolution of nonzero repunits (A002275) with themselves.at n=4A272525
• Number of 7's appearing in the sequence of consecutive natural numbers from 1 to A007908(n), where A007908 = (1, 12, 123, 1234, ...).at n=5A277635
• Number of '7' digits in the set of all numbers from 0 to A014824(n) = Sum_{i=1..n} i*10^(n-i) = (0, 1, 12, 123, 1234, 12345, ...).at n=6A277837
• Number of '8' digits in the set of all numbers from 0 to A014824(n) = Sum_{i=1..n} i*10^(n-i) = (0, 1, 12, 123, 1234, 12345, ...).at n=6A277838
• Number of digits '9' in the set of all numbers from 0 to A014824(n) = sum_{i=1..n} i*10^(n-i) = (0, 1, 12, 123, 1234, 12345, ...).at n=6A277849