A053213 Differences between the minimal numbers (A007416).
1, 2, 2, 6, 4, 8, 12, 12, 12, 4, 56, 24, 36, 12, 48, 120, 216, 144, 120, 60, 60, 64, 236, 36, 384, 840, 360, 192, 528, 496, 944, 144, 1116, 180, 240, 840, 1656, 864, 2208, 2112, 720, 240, 4800, 5040, 720, 1800, 4680, 4464, 7236, 1260, 720, 576, 3744, 5040, 5040
Offset: 1
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Extensions
More terms from Naohiro Nomoto, Jun 23 2001