2970240

Appears in sequences

• 9-quantum transitions in systems of N >= 9 spin 1/2 particles, in columns by combination indices.at n=22A213351
• 9-quantum transitions in systems of N >= 9 spin 1/2 particles, in columns by combination indices.at n=28A213351
• Indices k of records of low value in the ratios A319696(k)/A000005(k) between the number of distinct values of the Euler totient function applied to the divisors of k and the number of divisors of k.at n=20A328859