70000

Appears in sequences

• Triangle of coefficients in expansion of (2+5x)^n.at n=31A013621
• Numbers of form 7^i*10^j, with i, j >= 0.at n=19A025632
• Numbers k such that k^3 has at most three different digits.at n=53A030294
• Numbers that contain only one nonzero digit.at n=42A037124
• Triangle whose (i,j)-th entry is binomial(i,j)*5^(i-j)*2^j.at n=32A038244
• Numbers having four 0's in base 10.at n=6A043492
• Numbers k such that the square of d(k) (number of divisors) divides k.at n=26A046754
• When cubed gives number composed just of the digits 0, 1, 2, 3, 4.at n=31A048792
• Numbers n such that sum of the digits of n is >= the sum of the digits of n^4.at n=17A064210
• Numbers n such that (reversal(n))^3 = reversal(n^3). Ignore leading 0's.at n=36A069494
• Smallest multiple of n using only digits 0 and 7.at n=15A078246
• Numbers n in which the last K digits of n form an integer divisible by K^3, for K = 1, 2, ..., M, where M is the number of digits in n.at n=47A079239
• Multiples of 2 in which there is no common digit in successive terms.at n=34A083490
• Multiples of 4 in which there is no common digit in successive terms.at n=32A083492
• Multiples of 8 in which there is no common digit in successive terms.at n=27A083496
• 5-Smith numbers.at n=12A103126
• G.f.: (x^2+6*x^3+7*x^4+8*x^5+4*x^6-3*x^8-2*x^9-x^10) / ((1-x)^2*(1-x^2)^3*(1-x^3)^4*(1-x^4)).at n=17A127813
• a(3n)=10^n. a(3n+1)=4*10^n. a(3n+2)=7*10^n.at n=14A135262
• Numbers k such that k and k^2 use only the digits 0, 1, 4, 7 and 9.at n=33A136865
• Numbers k such that k and k^2 use only the digits 0, 2, 4, 7 and 9.at n=34A136907