A077687 a(n) = n-th squarefree number beginning with n.

1, 21, 31, 46, 57, 67, 78, 803, 905, 1002, 1103, 1213, 1307, 1409, 1511, 1618, 1717, 1822, 1915, 2021, 2119, 2226, 2323, 2433, 2531, 2630, 2734, 2834, 2931, 3035, 3135, 3242, 3341, 3445, 3545, 3655, 3749, 3847, 3946, 4055, 4154, 4261, 4355, 4463, 4562

Offset: 1

Author

Amarnath Murthy, Nov 16 2002

Keywords

• base
• nonn

Crossrefs

Cf. A077336, A077677, A077678, A077679, A077680, A077681, A077682, A077683, A077684, A077685.

Extensions

More terms from Sascha Kurz, Jan 28 2003