On the vibrational partition function of Ta-allylimine

CCSD(T)/CBS+CV harmonic vibrational wavenumbers are taken from
D. Alberton, L. Bizzocchi, N. Jiang, M. Melosso, V. M. Rivilla, A. Pietropolli Charmet, 
B. M. Giuliano, P. Caselli, C. Puzzarini, S. Alessandrini, L. Dore, 
I. Jimenez-Serra and J. Martin-Pintado 2023, Astron. Astrophys. 669, A93
https://doi.org/10.1051/0004-6361/202244618

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There are 21 vibrational fundamentals in allylimine. 

Mode   Wavenumber/cm-1
v_1    3486.3  
v_2    3250.8  
v_3    3193.1  
v_4    3154.6  
v_5    3052.3  
v_6    1702.4  
v_7    1643.8  
v_8    1455.8  
v_9    1401.3  
v_10   1304.4  
v_11   1273.1  
v_12   1111.3  
v_13    925.8   
v_14    558.9   
v_15    314.1   
v_16   1105.4
v_17   1018.5
v_18    953.5
v_19    856.1
v_20    579.7
v_21    168.5

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T (K)   Q(vib)
1000.0  504.77
500.0   10.746 
300.0   2.8263
225.0   1.8714
150.0   1.3245
 75.0   1.0436
 37.5   1.0000
 18.75  1.0000
  9.375 1.0000
  5.000 1.0000
  2.725 1.0000